If you're trying to turn a propane nozzle into an actual rocket engine, chances are you are going to run into more than a few problems. If you're trying to use it as a practical effect, on the other hand, to make something that looks like a convincing rocket thruster, you're barking up the right tree.

This video from Shanks FX shows exactly what you need to do to turn that torrent of flame into something that's believably pushing a crew of adventures to explore some dark corner of the galaxy where they'll either meet with great success or certain doom, or maybe get aquired by Disney. [Shanks FX]